/*
 * Copyright (c) 2011-2018, Meituan Dianping. All Rights Reserved.
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dianping.cat.consumer.dependency;

import com.dianping.cat.consumer.dependency.model.entity.Dependency;
import com.dianping.cat.consumer.dependency.model.entity.DependencyReport;
import com.dianping.cat.consumer.dependency.model.entity.Index;
import com.dianping.cat.consumer.dependency.model.transform.DefaultMerger;

public class DependencyReportMerger extends DefaultMerger {

	public DependencyReportMerger(DependencyReport dependencyReport) {
		super(dependencyReport);
	}

	@Override
	public void mergeDependency(Dependency old, Dependency dependency) {
		old.setType(dependency.getType());
		old.setTarget(dependency.getTarget());
		old.setTotalCount(old.getTotalCount() + dependency.getTotalCount());
		old.setErrorCount(old.getErrorCount() + dependency.getErrorCount());
		old.setSum(old.getSum() + dependency.getSum());
		if (old.getTotalCount() > 0) {
			old.setAvg(old.getSum() / old.getTotalCount());
		}
	}

	@Override
	public void mergeIndex(Index old, Index index) {
		old.setTotalCount(old.getTotalCount() + index.getTotalCount());
		old.setErrorCount(old.getErrorCount() + index.getErrorCount());
		old.setSum(old.getSum() + index.getSum());
		if (old.getTotalCount() > 0) {
			old.setAvg(old.getSum() / old.getTotalCount());
		}
	}

	@Override
	public void visitDependencyReport(DependencyReport dependencyReport) {
		super.visitDependencyReport(dependencyReport);

		DependencyReport report = getDependencyReport();
		report.setStartTime(dependencyReport.getStartTime());
		report.setEndTime(dependencyReport.getEndTime());
	}

}
